And I find it hard to recognize some relatives of ours like the rotifer, the sycamore, iguanas and sea stars.

NPR: Serenading Science In A New Rock Album

And knowing the rate at which neutral mutations accumulate in most animal species, the 50% figure suggests that the first asexual rotifer lived about 80m years ago twice as far back as the oldest known fossil bdelloid, a 40m-year-old specimen preserved in amber.

ECONOMIST: The longest ��headache�� ever